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PENGARUH MODEL PROJECT BASED LEARNING TERHADAP KEMAMPUAN BERPIKIR KREATIF SISWA PADA MATERI SISTEM KOORDINASI KELAS XI SMAN 7 PEKANBARU Yolanda, Mercy; Mahadi, Imam; Yustina
Pendas : Jurnal Ilmiah Pendidikan Dasar Vol. 10 No. 04 (2025): Volume 10 No. 04 Desember 2025 In Order
Publisher : Program Studi Pendidikan Guru Sekolah Dasar FKIP Universitas Pasundan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jp.v10i04.40257

Abstract

This study aims to analyse the creative thinking abilities of students influenced by the Project-Based Learning (PjBL) model in the coordination system material for Grade XI at SMAN 7 Pekanbaru. The study was conducted at SMAN 7 Pekanbaru, Senapelan District, Pekanbaru City, in May 2025 during the 2024/2025 academic year. This research is a quasi-experiment with a pretest–posttest control group design. The research population included all 142 Grade XI students at SMAN 7 Pekanbaru. Samples were selected randomly, with Grade XI4 as the experimental class and Grade XI8 as the control class. The research parameter was students' creative thinking skills, which were measured through four indicators, namely fluent thinking, flexible thinking, original thinking, and detailed thinking. Data collection techniques used multiple-choice test questions, observation sheets, and product assessment sheets. Data analysis techniques included instrument feasibility testing, prerequisite testing, and independent t-testing. The results showed a Sig value of 0.01 < 0.05 and a t-count of 7.580 > t-table = 1.667, so H₀ was rejected and H₁ was accepted. Based on the results of the study, it can be concluded that using the Project Based Learning model can improve the creative thinking abilities of grade XI students at SMAN 7 Pekanbaru.
Delayed Emergency Management of Testicular Torsion in a Rural Hospital Without Urologist: A Case Report Satrio Budi Wicaksono; Yustina
The Indonesian Journal of General Medicine Vol. 26 No. 1 (2026): The Indonesian Journal of General Medicine
Publisher : International Medical Journal Corp. Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70070/43w7as90

Abstract

Background Testicular torsion is a time-sensitive urological emergency requiring prompt diagnosis and surgical intervention to prevent irreversible ischemia and testicular loss. International guidelines emphasize immediate surgical exploration in patients with high clinical suspicion rather than delaying intervention for confirmatory imaging. Delays are more common in rural hospitals due to limited resources and lack of urologists. Case Presentation A 13-year-old boy presented with sudden severe left scrotal pain. Physical examination revealed a hard, horizontally lying left testis with absent cremasteric reflex. The TWIST score was 6, indicating high risk of torsion. Color Doppler ultrasonography showed reduced perfusion. Surgical exploration was performed approximately 7 hours after admission, revealing intravaginal torsion exceeding 360° with non-viable testis. Left orchiectomy and right orchidopexy were performed. Postoperative recovery was uneventful. Discussion This case highlights the importance of early clinical diagnosis, utilization of the TWIST score, and prompt surgical management. Delayed intervention related to emergency department workload, operating room availability, and absence of on-site urologists contributed to testicular loss. Conclusion In rural hospitals without urologists, standardized triage using TWIST, early surgical referral, and consideration of manual detorsion are essential to reduce preventable orchiectomy.
Biodiversity Offset Policy: A Sustainable Conservation Opportunity Rian Vebrianto; Alaniyah Syafarenr; Khairi; Suwondo; Yustina
Proceedings of International Conference on Multidisciplinary Engineering (ICOMDEN) Vol. 1 (2018): Proceedings of International Conference on Multidisciplinary Engineering (ICOMDEN)
Publisher : Faculty of Engineering, Malikussaleh University

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

The ultimate goal of biodiversity offset is to avoid net loss and preferably net gain from species composition side, habitat structure, ecosystem function, community use, and cultural values related with biodiversity. The idea of biodiversity offset has created controversy for some conservation societies because there is concern that the use of this scheme may encourage governments to continue to allow projects that have a serious impact on biodiversity as long as the project offers compensation. This scheme could also allow the company to leave significant impacts on the project area as long as it holds conservation activities elsewhere. Therefore, the application of biodiversity offsets must strictly adhere to the mitigation hierarchy that places biodiversity offsets as the last resort after all possible efforts have been made to avoid and minimize the impact of the development project and restore biodiversity in the project area
DEVELOPMENT OF AN ECOLITERACY-BASED E-LKPD USING LIVEWORKSHEETS ON ENVIRONMENTAL CHANGE MATERIALS FOR GRADE X Irfan, Faiz Reihan; Yustina; Nursal
Algebra : Jurnal Pendidikan, Sosial dan Sains Vol. 6 No. 2 (2026): Algebra : Jurnal Pendidikan Sosial dan Sains
Publisher : Yayasan Amanah Nur Aman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58432/dj52sc78

Abstract

This study was motivated by the low utilization of contextual digital teaching materials in learning environmental change topics, resulting in environmental awareness and students’ critical thinking skills not developing optimally. The study aimed to develop an ecoliteracy-based E-LKPD using Liveworksheets on environmental change materials for Grade X and to describe its validity and practicality levels. The research employed a Research and Development approach using the ADDIE model, limited to the analysis, design, and development stages. Data were obtained through teacher interviews, validation by subject-matter and media experts, and a small-group trial involving 15 students of SMA IT Fadhilah Pekanbaru using a Likert-scale questionnaire. The validation results showed an average score of 79% (valid category) for the material, media, and language aspects, while practitioner (teacher) validation reached 90% (very valid category). The student practicality trial produced an average of 91.5% in the very practical category, viewed from a systematic instructional design, ease of operation, and an attractive and contextual appearance. The integration of cognitive, attitudinal, and skills aspects within the ecoliteracy framework encourages students to analyze environmental problems, develop ecological empathy, and demonstrate responsibility toward the environment. It is concluded that the developed ecoliteracy-based E-LKPD is valid and highly practical for use as an alternative digital teaching material to support the implementation of the Merdeka Curriculum and the strengthening of the environmentally oriented Pancasila Student Profile.